Thermostat



FIG. 1 is a front elevational view of a first embodiment of a thermostat showing our new design;

FIG. 2 is a rear elevational view showing the design for the thermostat of FIG. 1;

FIG. 3 is a left side elevational view showing the design for the thermostat of FIG. 1;

FIG. 4 is a right side elevational view showing the design for the thermostat of FIG. 1;

FIG. 5 is a top plan view showing the design for the thermostat of FIG. 1; and

FIG. 6 is a bottom plan view showing the design for the thermostat of FIG. 1.

FIG. 7 is a front elevational view of a second embodiment of a thermostat showing our new design;

FIG. 8 is a rear elevational view showing the design for the thermostat of FIG. 7;

FIG. 9 is a left side elevational view showing the design for the thermostat of FIG. 7;

FIG. 10 is a right side elevational view showing the design for the thermostat of FIG. 7;

FIG. 11 is a top plan view showing the design for the thermostat of FIG. 7; and,

FIG. 12 is a bottom plan view showing the design for the thermostat of FIG. 7.

The broken lines shown in the drawings illustrate portions of the thermostat that form no part of the claimed design. 

CLAIM The ornamental design for a thermostat, as shown and described. 